To convey information about; make known; impart: communicated her views to the office. To reveal clearly; manifest: her disapproval communicated itself in her frown.

To become aware of, know, or identify by the means of the senses:

I perceived an object looming through the mist. To recognize, discern, envision, or understand: I perceive a note of sarcasm in your voice. This is a very nice idea but I perceive difficulties putting it into practice.